package org.test4j.datafilling.filler.primitive;
import java.lang.annotation.Annotation;
import org.test4j.datafilling.annotations.FillLong;
import org.test4j.datafilling.common.AttributeInfo;
import org.test4j.datafilling.filler.PrimitiveFiller;
import org.test4j.datafilling.strategy.DataFactory;
import org.test4j.module.core.utility.MessageHelper;
public class LongFiller extends PrimitiveFiller {
public LongFiller(DataFactory strategy) {
super(strategy);
}
private FillLong getFilling(AttributeInfo attribute) {
for (Annotation annotation : attribute.getAttrAnnotations()) {
if (FillLong.class.isAssignableFrom(annotation.getClass())) {
final FillLong filling = (FillLong) annotation;
return filling;
}
}
return null;
}
@Override
public Long fillWith(AttributeInfo attribute) {
FillLong filling = this.getFilling(attribute);
if (filling == null) {
return strategy.getLong(null);
}
Long value = getLongValueWithinRange(filling, null);
if (value == null) {
value = strategy.getLong(null);
}
return value;
}
/**
* Returns either a customised long value if a {@link FillLong}
* annotation was provided or a random long if this was not the case
*
* @param annotations
* The list of annotations for the int attribute
* @param attributeMetadata
*
* @return Either a customised long value if a {@link FillLong}
* annotation was provided or a random long if this was not the case
*
* @throws IllegalArgumentException
* If it was not possible to convert
* {@link FillLong#value()} to a Long
*/
private Long getLongValueWithinRange(FillLong filling, AttributeInfo attribute) {
Long retValue = null;
String numValueStr = filling.value();
if (null != numValueStr && !"".equals(numValueStr)) {
try {
retValue = Long.valueOf(numValueStr);
} catch (NumberFormatException nfe) {
String errMsg = "The annotation value: " + numValueStr
+ " could not be converted to a Long. An exception will be thrown.";
MessageHelper.error(errMsg);
throw new IllegalArgumentException(errMsg, nfe);
}
} else {
long minValue = filling.min();
long maxValue = filling.max();
// Sanity check
if (minValue > maxValue) {
maxValue = minValue;
}
retValue = strategy.getLongInRange(minValue, maxValue, attribute);
}
return retValue;
}
}